Physics-Photoelectric Effect

NEET Physics Photoelectric Effect MCQ Question

Type: MCQ-fact-Easy-Class 12

What is the threshold frequency in the context of the photoelectric effect?

A

The minimum frequency required for photoelectric emission to occur.

B

The maximum frequency of light that can cause photoelectric emission.

C

The frequency at which the intensity of light is highest.

D

The frequency that produces the most energetic photoelectrons.

Correct Answer

Option A

Detailed Explanation

The threshold frequency is defined as the minimum frequency of incident radiation required for photoelectric emission to occur, as stated in the NCERT context.

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